Release 4.12 include/drm/intel_lpe_audio.h
/*
* Copyright © 2016 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#ifndef _INTEL_LPE_AUDIO_H_
#define _INTEL_LPE_AUDIO_H_
#include <linux/types.h>
#include <linux/spinlock_types.h>
struct platform_device;
#define HDMI_MAX_ELD_BYTES 128
struct intel_hdmi_lpe_audio_eld {
int port_id;
int pipe_id;
unsigned char eld_data[HDMI_MAX_ELD_BYTES];
};
struct intel_hdmi_lpe_audio_pdata {
bool notify_pending;
int tmds_clock_speed;
bool hdmi_connected;
bool dp_output;
int link_rate;
struct intel_hdmi_lpe_audio_eld eld;
void (*notify_audio_lpe)(struct platform_device *pdev);
spinlock_t lpe_audio_slock;
};
#endif /* _I915_LPE_AUDIO_H_ */
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